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Alternative part analysis

STF14NM50N replacements, alternatives, and cross reference

Compare mapped replacement and alternative options for STF14NM50N, then verify package, specifications, and application fit before approval.

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This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.

Specification view

Parameter Comparison Chart

A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.

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Parameter Comparison Chart
Current part
STF14NM50N

STMicroelectronics

Part NumberSTF14NM50N
ManufacturerSTMicroelectronics
CategoryDiscrete Semiconductor Products
SubcategoryTransistors - FETs, MOSFETs - Single
PackageTO-220-3
SeriesMDmesh™ II
Key Attributes-
DescriptionMOSFET N-CH 500V 12A TO220FP
Lifecycle-
Stock107,370
Available88,191
Min Order1
DatasheetAvailable
JESD-609 Codee3
Moisture Sensitivity Level (MSL)1 (Unlimited)
RoHS StatusROHS3 Compliant
REACH SVHCNo SVHC
HTSUS8541.29.0095
ECCN CodeEAR99
Terminal FinishMatte Tin (Sn) - annealed
Number of Elements1
Rise Time16ns
Turn-Off Delay Time42 ns
Turn On Delay Time10.2 ns
Part StatusActive
Mounting TypeThrough Hole
REACH StatusREACH Unaffected
ECCNEAR99
Lead FreeLead Free
PackagingTube
Factory Lead Time16 Weeks
Lifecycle StatusACTIVE (Last Updated: 7 months ago)
Element ConfigurationSingle
ManufacturerSTMicroelectronics
Operating ModeENHANCEMENT MODE
SubcategoryFET General Purpose Power
TechnologyMOSFET (Metal Oxide)
FET TypeN-Channel
Sub-CategoriesTransistors - FETs, MOSFETs - Single
CategoriesDiscrete Semiconductor Products
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Height16.4mm
Operating Temperature-55°C~150°C TJ
JEDEC-95 CodeTO-220AB
Current - Continuous Drain (Id) @ 25°C12A Tc
Radiation HardeningNo
Length10.4mm
MountThrough Hole
Number of Pins3
Pin Count3
Number of Terminations3
Drive Voltage (Max Rds On,Min Rds On)10V
Threshold Voltage3V
Case ConnectionISOLATED
Gate to Source Voltage (Vgs)25V
Vgs (Max)±25V
Gate Charge (Qg) (Max) @ Vgs27nC @ 10V
Pulsed Drain Current-Max (IDM)48A
Package / CaseTO-220-3 Full Pack
Drain to Source Breakdown Voltage500V
Fall Time (Typ)22 ns
Continuous Drain Current (ID)12A
Vgs(th) (Max) @ Id4V @ 100μA
Width4.6mm
Power Dissipation25W
SeriesMDmesh™ II
Power Dissipation-Max25W Tc
Rds On (Max) @ Id, Vgs320m Ω @ 6A, 10V
Input Capacitance (Ciss) (Max) @ Vds816pF @ 50V
Resistance320mOhm
Manufacturer's Part No.STF14NM50N
Base Part NumberSTF14
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Cross-reference FAQ

Replacement Part Questions

Short answers for teams reviewing STF14NM50N replacement and equivalent-part options.

What is a cross-reference page for STF14NM50N?

This page groups mapped replacement options for STF14NM50N so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.

Does a mapped alternative mean a guaranteed drop-in replacement for STF14NM50N?

Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.

Which parameters should teams compare first for STF14NM50N alternatives?

Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.

Can I request a quote for an alternative to STF14NM50N?

Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.

Is STF14NM50N obsolete, and what replacement should buyers review first?

Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.

Engineering support

Need help validating the replacement path?

If your team is unsure whether a mapped alternative to STF14NM50N from STMicroelectronics is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.

Contact a hardware engineer

Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.

Package and pin compatibility

Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.

Parameter and function gaps

Surface the electrical, interface, or application-fit questions that still need confirmation before approval.

Qualification and approval prep

Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.